made the pack completely portable and wrote relevent bat files to go with it

gitportable/mingw64/share/doc/git-doc/cmds-ancillarymanipulators.adoc

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+linkgit:git-config[1]::
+	Get and set repository or global options.
+
+linkgit:git-fast-export[1]::
+	Git data exporter.
+
+linkgit:git-fast-import[1]::
+	Backend for fast Git data importers.
+
+linkgit:git-filter-branch[1]::
+	Rewrite branches.
+
+linkgit:git-mergetool[1]::
+	Run merge conflict resolution tools to resolve merge conflicts.
+
+linkgit:git-pack-refs[1]::
+	Pack heads and tags for efficient repository access.
+
+linkgit:git-prune[1]::
+	Prune all unreachable objects from the object database.
+
+linkgit:git-reflog[1]::
+	Manage reflog information.
+
+linkgit:git-refs[1]::
+	Low-level access to refs.
+
+linkgit:git-remote[1]::
+	Manage set of tracked repositories.
+
+linkgit:git-repack[1]::
+	Pack unpacked objects in a repository.
+
+linkgit:git-replace[1]::
+	Create, list, delete refs to replace objects.
+